I agree with Chug and I think Beamer has hit the nub of the matter.
There have been many excellent programmes and indeed series in the past. There is also a genre on the channels such as History that meld the images and old programmes with the recollections of the survivors. Better that than the Brothers Kamarov playing in aircraft.
They showed how inaccurate he was in his timing in a Dakota. Better we had been shown the equipment and techniques actually available in 1943.
The RD Jones (4-fee Jones) programmes on the electronic war would be well worth recovering and adding the human element.
Lancasters dropped window; how did Lancasters drop window?
Lancasters had Fishpond; did Fishpond work? If Fishpond worked it would have detected the schrage musik fighter; were any so detected?
Problem there is you need a trained and skilled researcher to ask the right questions.